SKU: 17571153835

Hillman 5/8 in. Diameter x 6 in. Length Heat-Treated Steel Hex Head Cap Screw, 25-Pack

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Description

Hillman 5/8 in. Diameter x 6 in. Length Heat-Treated Steel Hex Head Cap Screw, 25-PackHillman 5 8 in. x 6 in. Grade 5 Hex Head Cap Screws (25 Pack) Heavy duty hex head cap screws made from heat treated steel for reliable clamping strength in structural and machinery applications. Partially threaded with a washer face under the head and a protective zinc finish for added wear resistance. Key Features: Grade 5 Strength: Heat treated steel delivers dependable tensile strength for demanding fastening jobs Partially Threaded Shank: Provides

Hillman 5/8 in. x 6 in. Grade 5 Hex Head Cap Screws (25-Pack)

Heavy-duty hex head cap screws made from heat-treated steel for reliable clamping strength in structural and machinery applications. Partially threaded with a washer face under the head and a protective zinc finish for added wear resistance.


Key Features:

  • Grade 5 Strength: Heat-treated steel delivers dependable tensile strength for demanding fastening jobs
  • Partially Threaded Shank: Provides strong shear performance with secure thread engagement
  • Washer Face Under Head: Improved bearing surface for better load distribution and sealing
  • Corrosion-Resistant Finish: Zinc-plated coating helps resist wear and rust in standard environments
  • Bulk Pack Convenience: 25-pack for project and jobsite efficiency

Specifications Table:

Specification Details
Diameter 5/8 inch
Length 6 inch
Material Steel
Finish Zinc (heat-treated)
Grade Grade 5 (USS)
Thread Type Coarse
Head Style Hex head with washer face
Threading Partially threaded shank
Number in Package 25
Packaging Type Boxed
Brand Hillman
Unit of Measurement Imperial
Package Dimensions (HxWxL) 4 in x 9 in x 4.5 in
Package Weight 14.5 lb

Frequently Asked Questions (FAQ):

Q: What size are these bolts?
A: They are 5/8 inch diameter by 6 inch length hex head cap screws.


Q: Are these fully threaded?
A: No. They are grade 5 bolts that are partially threaded along the shank.


Q: What finish do they have?
A: They feature a zinc finish on heat-treated steel to improve wear and corrosion resistance.


Q: What thread type is used?
A: Coarse thread (USS).


Q: How are they typically installed?
A: Tighten with a wrench or compatible driver; use with a matching 5/8 in coarse-thread nut and washer if needed.


Industrial polish with practical strength

These hex cap screws bring a refined, utilitarian gleam—clean zinc with a crisp, faceted head that feels intentionally architectural. I love the partially threaded shank; it keeps lines sleek while offering structural integrity. Style them with exposed hardware on a workbench or custom shelving to celebrate function as form. Consider them a quiet essential for a luxe, well-crafted space.


Equip your project with reliable Grade 5 strength—add this 25-pack to your cart and fasten with confidence.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 17571153835

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Lucy Mejia
Louisville, US
★★★★★ 5
So will not write down your foot
Size: Medium, Color: (001) Black / Black / Castlerock
I love these socks. They have a little bit of gel on the top of the heel for support in your tennis shoes and so your socks don’t write down. Very good quality.
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Reviewed in the United States on May 6, 2026
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Twins9
Carnegie, US
★★★★★ 5
Comfy and Stay Put
Size: Medium, Color: (002) Black / Black / Halo Gray
These socks are honestly great. They’re super thin and light, so once you have them on, you kind of forget they’re even there. No bulky feeling in your shoes at all. The best part is they actually stay on. I hate no-show socks that slide down after five minutes, and these don’t do that. The little grip on the heel really works, so you’re not constantly adjusting them all day. They’re breathable too, which is nice if your feet run warm. They dry fast and don’t get that gross sweaty feeling. And there’s no annoying seam on the toe, so nothing rubs or feels uncomfortable. Basically, they’re just comfy, stay put, and don’t cause problems — which is all I want from socks.
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Reviewed in the United States on January 16, 2026
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swwkennyg
Los Angeles, US
★★★★★ 5
Perfect sucks
Size: Medium, Color: (001) Black / Black / Castlerock
Wonderful socks . The weight is perfect !! These do not slip when in a shoe they stay out !!
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Reviewed in the United States on April 14, 2026
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Monica Alzate
Houston, US
★★★★★ 4
Amazing but quality changed
Size: Large, Color: (002) Black / Black / Halo Gray
Love these socks so much, been buying them for about 4 years now!! Not giving them 5 stars anymore because the quality is different and not as good, durable and thick as before.
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Reviewed in the United States on July 10, 2025
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Heather260
Bozeman, US
★★★★★ 5
The best no show socks
The only no show socks I have ever found that do not slide down. These are very comfortable and the extra tab on the back provides comfort by keeping shoes from rubbing the back of your foot. The top of the sock also comes up high enough to cushion the top of your foot all while still remaining hidden while wearing tennis shoes or even with my hey dudes.
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Reviewed in the United States on November 30, 2025

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